Sunday, September 10, 2017

September 3, 2017 - Math Circle 2.0

Warm up

Homework review.  
You need to capture precisely 4 gallons of water for some unknown experiment that requires precisely 4 gallons of water.  The tools available to you are a 3 gallon container, a 5 gallon container and an unlimited water source that allows you to fill the 5 and 3 gallon containers.  How would you fill the containers to get precisely 4 gallons of water?  

Make a scale model of classroom

What does scale mean?  Also is the classroom a rectangle or a square?  Draw a scale model of the classroom.  Can we calculate the size of the classroom to the size of the paper?


Number Puzzle

For the puzzle below, use the numbers 1 through 6 only once per position.  Try to have all the sides of the triangle add up to the same number.

For homework, use only the numbers 1, 3, and 5 once to complete the puzzle.  The sides must add to 11.


Sunday, September 3, 2017

August 27, 2017 - Math Circle 2.0

Warm Up

Scale of the solar system.  Watch movie:

https://www.youtube.com/watch?v=Kj4524AAZdE

Perimeter

Introduce perimeter of a square and a rectangle.  How do we define a rectangle and a square?  How many side lengths of a rectangle do you need to know to calculate the perimeter?


Puzzle

Cows in a field game


Homework puzzle

You need to capture precisely 4 gallons of water for some unknown experiment that requires precisely 4 gallons of water.  The tools available to you are a 3 gallon container, a 5 gallon container and an unlimited water source that allows you to fill the 5 and 3 gallon containers.  How would you fill the containers to get precisely 4 gallons of water?